
/**
 * Copyright 2009 cestum.org
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
package org.waveprotocol.wave.model.operation.wave {
import org.waveprotocol.wave.model.wave.data.WaveletData;

/**
 * Operation class for a no-op.
 */
public final class NoOp extends WaveletOperation {
	
	public function NoOp() {}
	
	override protected function doApply(target:WaveletData):void {
		// do nothing.
	}
	
	override public function getInverse():WaveletOperation {
		return this;
	}
	
	public function toString():String {
		return "NoOp()";
	}
}
}